/*
 * Copyright © 2016-2018 European Support Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.openecomp.sdc.vendorsoftwareproduct.impl;

import static org.openecomp.sdc.vendorsoftwareproduct.errors.VendorSoftwareProductInvalidErrorBuilder.candidateDataNotProcessedOrAbortedErrorBuilder;
import static org.openecomp.sdc.vendorsoftwareproduct.errors.VendorSoftwareProductInvalidErrorBuilder.invalidProcessedCandidate;
import static org.openecomp.sdc.vendorsoftwareproduct.errors.VendorSoftwareProductInvalidErrorBuilder.vspMissingDeploymentFlavorErrorBuilder;

import java.io.BufferedOutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.ByteBuffer;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.collections4.MapUtils;
import org.apache.commons.lang3.tuple.ImmutablePair;
import org.apache.commons.lang3.tuple.Pair;
import org.openecomp.core.dao.UniqueValueDao;
import org.openecomp.core.enrichment.api.EnrichmentManager;
import org.openecomp.core.enrichment.factory.EnrichmentManagerFactory;
import org.openecomp.core.model.dao.EnrichedServiceModelDao;
import org.openecomp.core.model.dao.ServiceModelDao;
import org.openecomp.core.util.UniqueValueUtil;
import org.openecomp.core.utilities.file.FileContentHandler;
import org.openecomp.core.utilities.json.JsonSchemaDataGenerator;
import org.openecomp.core.utilities.json.JsonUtil;
import org.openecomp.core.utilities.orchestration.OnboardingTypesEnum;
import org.openecomp.core.validation.api.ValidationManager;
import org.openecomp.core.validation.util.MessageContainerUtil;
import org.openecomp.sdc.common.errors.CoreException;
import org.openecomp.sdc.common.errors.ErrorCode;
import org.openecomp.sdc.common.errors.ValidationErrorBuilder;
import org.openecomp.sdc.common.utils.CommonUtil;
import org.openecomp.sdc.common.utils.SdcCommon;
import org.openecomp.sdc.datatypes.error.ErrorLevel;
import org.openecomp.sdc.datatypes.error.ErrorMessage;
import org.openecomp.sdc.heat.datatypes.manifest.FileData;
import org.openecomp.sdc.heat.datatypes.manifest.ManifestContent;
import org.openecomp.sdc.logging.api.Logger;
import org.openecomp.sdc.logging.api.LoggerFactory;
import org.openecomp.sdc.tosca.csar.AsdPackageHelper;
import org.openecomp.sdc.tosca.csar.Manifest;
import org.openecomp.sdc.tosca.csar.ManifestUtils;
import org.openecomp.sdc.tosca.datatypes.ToscaServiceModel;
import org.openecomp.sdc.tosca.services.impl.ToscaFileOutputServiceCsarImpl;
import org.openecomp.sdc.validation.util.ValidationManagerUtil;
import org.openecomp.sdc.vendorlicense.facade.VendorLicenseFacade;
import org.openecomp.sdc.vendorlicense.licenseartifacts.VendorLicenseArtifactsService;
import org.openecomp.sdc.vendorsoftwareproduct.CompositionEntityDataManager;
import org.openecomp.sdc.vendorsoftwareproduct.CompositionEntityDataManagerFactory;
import org.openecomp.sdc.vendorsoftwareproduct.ManualVspToscaManager;
import org.openecomp.sdc.vendorsoftwareproduct.OrchestrationTemplateCandidateManager;
import org.openecomp.sdc.vendorsoftwareproduct.VendorSoftwareProductConstants;
import org.openecomp.sdc.vendorsoftwareproduct.VendorSoftwareProductManager;
import org.openecomp.sdc.vendorsoftwareproduct.dao.ComponentDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.ComponentDependencyModelDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.ComputeDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.DeploymentFlavorDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.ImageDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.NicDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.OrchestrationTemplateDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.PackageInfoDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.VendorSoftwareProductInfoDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.VspMergeDao;
import org.openecomp.sdc.vendorsoftwareproduct.dao.errors.VendorSoftwareProductNotFoundErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.ComponentDependencyModelEntity;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.ComponentEntity;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.ComputeEntity;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.DeploymentFlavorEntity;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.ImageEntity;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.LicenseType;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.NicEntity;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.OnboardingMethod;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.OrchestrationTemplateEntity;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.PackageInfo;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.VspDetails;
import org.openecomp.sdc.vendorsoftwareproduct.dao.type.VspQuestionnaireEntity;
import org.openecomp.sdc.vendorsoftwareproduct.errors.ComponentDependencyModelErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.errors.ComponentErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.errors.DeploymentFlavorErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.errors.FileCreationErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.errors.InformationArtifactCreationErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.errors.NicInternalNetworkErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.errors.PackageInvalidErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.errors.PackageNotFoundErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.errors.TranslationFileCreationErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.errors.VendorSoftwareProductInvalidErrorBuilder;
import org.openecomp.sdc.vendorsoftwareproduct.informationArtifact.InformationArtifactGenerator;
import org.openecomp.sdc.vendorsoftwareproduct.services.filedatastructuremodule.CandidateService;
import org.openecomp.sdc.vendorsoftwareproduct.services.impl.etsi.ETSIService;
import org.openecomp.sdc.vendorsoftwareproduct.services.impl.etsi.ETSIServiceImpl;
import org.openecomp.sdc.vendorsoftwareproduct.services.schemagenerator.SchemaGenerator;
import org.openecomp.sdc.vendorsoftwareproduct.types.QuestionnaireResponse;
import org.openecomp.sdc.vendorsoftwareproduct.types.QuestionnaireValidationResult;
import org.openecomp.sdc.vendorsoftwareproduct.types.ValidationResponse;
import org.openecomp.sdc.vendorsoftwareproduct.types.candidateheat.FilesDataStructure;
import org.openecomp.sdc.vendorsoftwareproduct.types.composition.ComponentComputeAssociation;
import org.openecomp.sdc.vendorsoftwareproduct.types.composition.CompositionEntityId;
import org.openecomp.sdc.vendorsoftwareproduct.types.composition.CompositionEntityType;
import org.openecomp.sdc.vendorsoftwareproduct.types.composition.CompositionEntityValidationData;
import org.openecomp.sdc.vendorsoftwareproduct.types.composition.DeploymentFlavor;
import org.openecomp.sdc.vendorsoftwareproduct.types.composition.NetworkType;
import org.openecomp.sdc.vendorsoftwareproduct.types.composition.Nic;
import org.openecomp.sdc.vendorsoftwareproduct.types.schemagenerator.ComponentQuestionnaireSchemaInput;
import org.openecomp.sdc.vendorsoftwareproduct.types.schemagenerator.SchemaTemplateContext;
import org.openecomp.sdc.vendorsoftwareproduct.types.schemagenerator.SchemaTemplateInput;
import org.openecomp.sdc.vendorsoftwareproduct.utils.ComponentDependencyTracker;
import org.openecomp.sdc.versioning.VersioningManager;
import org.openecomp.sdc.versioning.VersioningManagerFactory;
import org.openecomp.sdc.versioning.VersioningUtil;
import org.openecomp.sdc.versioning.dao.types.Version;

public class VendorSoftwareProductManagerImpl implements VendorSoftwareProductManager {

    private static final Logger LOGGER = LoggerFactory.getLogger(VendorSoftwareProductManagerImpl.class);
    private VspMergeDao vspMergeDao;
    private OrchestrationTemplateDao orchestrationTemplateDao;
    private OrchestrationTemplateCandidateManager orchestrationTemplateCandidateManager;
    private VendorSoftwareProductInfoDao vspInfoDao;
    private VendorLicenseFacade vendorLicenseFacade;
    private ServiceModelDao<ToscaServiceModel> serviceModelDao;
    private EnrichedServiceModelDao<ToscaServiceModel> enrichedServiceModelDao;
    private VendorLicenseArtifactsService licenseArtifactsService;
    private InformationArtifactGenerator informationArtifactGenerator;
    private PackageInfoDao packageInfoDao;
    private DeploymentFlavorDao deploymentFlavorDao;
    private ComponentDao componentDao;
    private ComponentDependencyModelDao componentDependencyModelDao;
    private NicDao nicDao;
    private ComputeDao computeDao;
    private ImageDao imageDao;
    private ManualVspToscaManager manualVspToscaManager;
    private UniqueValueUtil uniqueValueUtil;
    private CandidateService candidateService;

    private static ErrorCode createMissingMandatoryFieldError(String fieldName) {
        return new ValidationErrorBuilder("must be supplied", fieldName).build();
    }

    @Override
    public ValidationResponse validate(VspDetails vspDetails) throws IOException {
        List<ErrorCode> vspErrors = new ArrayList<>(validateVspFields(vspDetails));
        ValidationResponse validationResponse = new ValidationResponse();
        if (Objects.nonNull(vspDetails.getOnboardingMethod()) && OnboardingMethod.Manual.name().equals(vspDetails.getOnboardingMethod())) {
            validateManualOnboardingMethod(vspDetails, validationResponse, vspErrors);
        } else {
            validateOrchestrationTemplateCandidate(validationResponse, vspErrors, vspDetails.getId(), vspDetails.getVersion());
            if (!validationResponse.isValid()) {
                return validationResponse;
            }
            validateLicense(vspDetails, vspErrors);
            OrchestrationTemplateEntity orchestrationTemplate = orchestrationTemplateDao.get(vspDetails.getId(), vspDetails.getVersion());
            ToscaServiceModel serviceModel = serviceModelDao.getServiceModel(vspDetails.getId(), vspDetails.getVersion());
            if (isOrchestrationTemplateMissing(orchestrationTemplate) || isServiceModelMissing(serviceModel)) {
                vspErrors.add(VendorSoftwareProductInvalidErrorBuilder
                    .vendorSoftwareProductMissingServiceModelErrorBuilder(vspDetails.getId(), vspDetails.getVersion()));
            }
            validationResponse.setUploadDataErrors(validateOrchestrationTemplate(orchestrationTemplate));
        }
        QuestionnaireValidationResult questionnaireValidationResult = validateQuestionnaire(vspDetails.getId(), vspDetails.getVersion(),
            vspDetails.getOnboardingMethod());
        if (Objects.nonNull(questionnaireValidationResult)) {
            if (validationResponse.getQuestionnaireValidationResult() == null
                || validationResponse.getQuestionnaireValidationResult().getValidationData() == null) {
                validationResponse.setQuestionnaireValidationResult(questionnaireValidationResult);
            } else {
                validationResponse.getQuestionnaireValidationResult().getValidationData().addAll(questionnaireValidationResult.getValidationData());
            }
        }
        Collection<ComponentDependencyModelEntity> componentDependencies = componentDependencyModelDao
            .list(new ComponentDependencyModelEntity(vspDetails.getId(), vspDetails.getVersion(), null));
        if (validateComponentDependencies(componentDependencies)) {
            vspErrors.add(ComponentDependencyModelErrorBuilder.getCyclicDependencyComponentErrorBuilder());
        }
        validationResponse.setVspErrors(vspErrors);
        validationResponse.setLicensingDataErrors(validateLicensingData(vspDetails));
        return validationResponse;
    }

    private void validateLicense(VspDetails vspDetails, List<ErrorCode> vspErrors) {
        if (vspDetails.getVlmVersion() != null || vspDetails.getLicenseAgreement() != null || vspDetails.getFeatureGroups() != null) {
            vspErrors.addAll(validateMandatoryLicenseFields(vspDetails));
        }
    }

    private void validateOrchestrationTemplateCandidate(ValidationResponse validationResponse, List<ErrorCode> vspErrors, String vspId,
                                                        Version version) {
        orchestrationTemplateCandidateManager.getInfo(vspId, version).ifPresent(candidateInfo -> {
            String fileName = candidateInfo.getFileName();
            vspErrors.add(candidateInfo.getValidationData().isEmpty() ? candidateDataNotProcessedOrAbortedErrorBuilder(fileName)
                : invalidProcessedCandidate(fileName));
            validationResponse.setVspErrors(vspErrors);
        });
    }

    private void validateManualOnboardingMethod(VspDetails vspDetails, ValidationResponse validationResponse, List<ErrorCode> vspErrors) {
        vspErrors.addAll(validateMandatoryLicenseFields(vspDetails));
        Collection<DeploymentFlavorEntity> deploymentFlavors = deploymentFlavorDao
            .list(new DeploymentFlavorEntity(vspDetails.getId(), vspDetails.getVersion(), null));
        if (CollectionUtils.isEmpty(deploymentFlavors)) {
            vspErrors.add(vspMissingDeploymentFlavorErrorBuilder());
        }
        vspErrors.addAll(validateDeploymentFlavors(deploymentFlavors));
        Set<CompositionEntityValidationData> componentValidationResult = componentValidation(vspDetails.getId(), vspDetails.getVersion());
        if (!CollectionUtils.isEmpty(componentValidationResult)) {
            if (validationResponse.getQuestionnaireValidationResult() == null
                || validationResponse.getQuestionnaireValidationResult().getValidationData() == null) {
                validationResponse.setQuestionnaireValidationResult(new QuestionnaireValidationResult(componentValidationResult));
            } else {
                validationResponse.getQuestionnaireValidationResult().getValidationData().addAll(componentValidationResult);
            }
        }
    }

    @Override
    public Map<String, List<ErrorMessage>> compile(String vspId, Version version) {
        ToscaServiceModel serviceModel = OnboardingMethod.Manual.name().equals(getValidatedVsp(vspId, version).getOnboardingMethod())
            //Generate Tosca service model for Manual Onboarding flow
            ? manualVspToscaManager.generateToscaModel(manualVspToscaManager.gatherVspInformation(vspId, version))
            : serviceModelDao.getServiceModel(vspId, version);
        return compile(vspId, version, serviceModel);
    }

    private boolean validateComponentDependencies(Collection<ComponentDependencyModelEntity> componentDependencies) {
        ComponentDependencyTracker dependencyTracker = new ComponentDependencyTracker();
        for (ComponentDependencyModelEntity componentDependency : componentDependencies) {
            dependencyTracker.addDependency(componentDependency.getSourceComponentId(), componentDependency.getTargetComponentId());
        }
        return dependencyTracker.isCyclicDependencyPresent();
    }

    private Collection<ErrorCode> validateDeploymentFlavors(Collection<DeploymentFlavorEntity> deploymentFlavors) {
        Collection<ErrorCode> errorCodeList = new ArrayList<>();
        if (!CollectionUtils.isEmpty(deploymentFlavors)) {
            deploymentFlavors.forEach(deploymentFlavor -> {
                DeploymentFlavorEntity deployment = deploymentFlavorDao.get(deploymentFlavor);
                DeploymentFlavor deploymentLocalFlavor = deployment.getDeploymentFlavorCompositionData();
                if (deploymentLocalFlavor != null) {
                    if (deploymentLocalFlavor.getFeatureGroupId() == null) {
                        ErrorCode deploymentFlavorErrorBuilder = DeploymentFlavorErrorBuilder
                            .getFeatureGroupMandatoryErrorBuilder(deploymentLocalFlavor.getModel());
                        errorCodeList.add(deploymentFlavorErrorBuilder);
                    }
                    validateComponentComputeAssociations(errorCodeList, deploymentFlavor, deployment, deploymentLocalFlavor);
                }
            });
        }
        return errorCodeList;
    }

    private void validateComponentComputeAssociations(Collection<ErrorCode> errorCodeList, DeploymentFlavorEntity deploymentFlavor,
                                                      DeploymentFlavorEntity deployment, DeploymentFlavor deploymentlocalFlavor) {
        List<ComponentComputeAssociation> componentComputeAssociations = deploymentlocalFlavor.getComponentComputeAssociations();
        if (CollectionUtils.isEmpty(componentComputeAssociations)) {
            validateCompositionEntity(errorCodeList, deploymentFlavor, deployment, deploymentlocalFlavor);
        } else {
            componentComputeAssociations.forEach(componentComputeAssociation -> {
                if (componentComputeAssociation == null || !(componentComputeAssociation.getComponentId() != null
                    && componentComputeAssociation.getComputeFlavorId() != null)) {
                    validateCompositionEntity(errorCodeList, deploymentFlavor, deployment, deploymentlocalFlavor);
                }
            });
        }
    }

    private void validateCompositionEntity(Collection<ErrorCode> errorCodeList, DeploymentFlavorEntity deploymentFlavor,
                                           DeploymentFlavorEntity deployment, DeploymentFlavor deploymentlocalFlavor) {
        CompositionEntityValidationData compositionEntityValidationData = new CompositionEntityValidationData(CompositionEntityType.deployment,
            deploymentFlavor.getId());
        compositionEntityValidationData.setEntityName(deployment.getDeploymentFlavorCompositionData().getModel());
        ErrorCode deploymentFlavorErrorBuilder = DeploymentFlavorErrorBuilder
            .getInvalidComponentComputeAssociationErrorBuilder(deploymentlocalFlavor.getModel());
        errorCodeList.add(deploymentFlavorErrorBuilder);
    }

    private Set<CompositionEntityValidationData> componentValidation(String vspId, Version version) {
        Set<CompositionEntityValidationData> validationData = new HashSet<>();
        Collection<ComponentEntity> components = componentDao.list(new ComponentEntity(vspId, version, null));
        if (!CollectionUtils.isEmpty(components)) {
            components.forEach(component -> {
                validateImage(vspId, version, validationData, component);
                validateNic(vspId, version, validationData, component);
            });
        }
        return validationData;
    }

    private void validateNic(String vspId, Version version, Set<CompositionEntityValidationData> validationData, ComponentEntity component) {
        Collection<NicEntity> nics = nicDao.list(new NicEntity(vspId, version, component.getId(), null));
        if (CollectionUtils.isNotEmpty(nics)) {
            nics.forEach(nicEntity -> {
                NicEntity nic = nicDao.get(new NicEntity(vspId, version, component.getId(), nicEntity.getId()));
                NetworkType networkType = nic.getNicCompositionData().getNetworkType();
                String networkId = nic.getNicCompositionData().getNetworkId();
                if (networkType.equals(NetworkType.Internal) && networkId == null) {
                    CompositionEntityValidationData compositionEntityValidationData = new CompositionEntityValidationData(CompositionEntityType.nic,
                        nic.getId());
                    compositionEntityValidationData.setEntityName(nic.getNicCompositionData().getName());
                    ErrorCode nicInternalNetworkErrorBuilder = NicInternalNetworkErrorBuilder.getNicNullNetworkIdInternalNetworkIdErrorBuilder();
                    List<String> errors = new ArrayList<>();
                    errors.add(nicInternalNetworkErrorBuilder.message());
                    compositionEntityValidationData.setErrors(errors);
                    validationData.add(compositionEntityValidationData);
                }
            });
        }
    }

    private void validateImage(String vspId, Version version, Set<CompositionEntityValidationData> validationData, ComponentEntity component) {
        Collection<ImageEntity> images = imageDao.list(new ImageEntity(vspId, version, component.getId(), null));
        if (CollectionUtils.isEmpty(images)) {
            CompositionEntityValidationData compositionEntityValidationData = new CompositionEntityValidationData(component.getType(),
                component.getId());
            compositionEntityValidationData.setEntityName(component.getComponentCompositionData().getDisplayName());
            ErrorCode vfcMissingImageErrorBuilder = ComponentErrorBuilder.vfcMissingImageErrorBuilder();
            List<String> errors = new ArrayList<>();
            errors.add(vfcMissingImageErrorBuilder.message());
            compositionEntityValidationData.setErrors(errors);
            validationData.add(compositionEntityValidationData);
        }
    }

    private List<ErrorCode> validateVspFields(VspDetails vspDetails) {
        List<ErrorCode> errors = new ArrayList<>();
        if (vspDetails.getName() == null) {
            errors.add(createMissingMandatoryFieldError("name"));
        }
        if (vspDetails.getDescription() == null) {
            errors.add(createMissingMandatoryFieldError("description"));
        }
        if (vspDetails.getVendorId() == null) {
            errors.add(createMissingMandatoryFieldError("vendor Id"));
        }
        if (vspDetails.getCategory() == null) {
            errors.add(createMissingMandatoryFieldError("category"));
        }
        if (vspDetails.getSubCategory() == null) {
            errors.add(createMissingMandatoryFieldError("sub category"));
        }
        return errors;
    }

    private List<ErrorCode> validateMandatoryLicenseFields(VspDetails vspDetails) {
        List<ErrorCode> errors = new ArrayList<>();
        if (vspDetails.getVlmVersion() == null) {
            errors.add(createMissingMandatoryFieldError("licensing version"));
        }
        if (vspDetails.getLicenseAgreement() == null) {
            errors.add(createMissingMandatoryFieldError("license agreement"));
        }
        if (CollectionUtils.isEmpty(vspDetails.getFeatureGroups())) {
            errors.add(createMissingMandatoryFieldError("feature groups"));
        }
        return errors;
    }

    private Map<String, List<ErrorMessage>> compile(String vendorSoftwareProductId, Version version, ToscaServiceModel serviceModel) {
        if (isServiceModelMissing(serviceModel)) {
            return Collections.emptyMap();
        }
        enrichedServiceModelDao.deleteAll(vendorSoftwareProductId, version);
        if (CollectionUtils.isNotEmpty(serviceModel.getModelList())) {
            enrichedServiceModelDao.storeServiceModel(vendorSoftwareProductId, version, serviceModel);
            return Collections.emptyMap();
        }
        final EnrichmentManager<ToscaServiceModel> enrichmentManager = EnrichmentManagerFactory.getInstance().createInterface();
        enrichmentManager.init(vendorSoftwareProductId, version);
        enrichmentManager.setModel(serviceModel);
        final Map<String, List<ErrorMessage>> enrichErrors = enrichmentManager.enrich();
        enrichedServiceModelDao.storeServiceModel(vendorSoftwareProductId, version, enrichmentManager.getModel());
        return enrichErrors;
    }

    private Collection<ErrorCode> validateLicensingData(VspDetails vspDetails) {
        if (vspDetails.getVendorId() != null) {
            Optional<ErrorCode> errorCode = vendorLicenseFacade.validateVendorForUsage(vspDetails.getVendorId(), vspDetails.getVlmVersion());
            if (errorCode.isPresent()) {
                return Collections.singleton(errorCode.get());
            }
        }
        if (vspDetails.getVendorId() == null || vspDetails.getVlmVersion() == null || vspDetails.getLicenseAgreement() == null || CollectionUtils
            .isEmpty(vspDetails.getFeatureGroups())) {
            return Collections.emptyList();
        }
        return vendorLicenseFacade.validateLicensingData(vspDetails.getVendorId(), vspDetails.getVlmVersion(), vspDetails.getLicenseAgreement(),
            vspDetails.getFeatureGroups());
    }

    @Override
    public VspDetails createVsp(VspDetails vspDetails) {
        vspInfoDao.create(vspDetails);
        vspInfoDao.updateQuestionnaireData(vspDetails.getId(), vspDetails.getVersion(),
            new JsonSchemaDataGenerator(getVspQuestionnaireSchema(null)).generateData());
        return vspDetails;
    }

    @Override
    public void updateVsp(VspDetails vspDetails) {
        VspDetails retrieved = vspInfoDao.get(vspDetails);
        if (retrieved == null) {
            throw new CoreException((new ErrorCode.ErrorCodeBuilder()
                .withMessage(String.format("Vsp with id %s and version %s does not exist.", vspDetails.getId(), vspDetails.getVersion().getId())))
                .build());
        }
        vspDetails.setOnboardingMethod(retrieved.getOnboardingMethod());
        //If any existing feature group is removed from VSP which is also associated in DF then

        //update DF to remove feature group associations.
        updateDeploymentFlavor(vspDetails);
        updateUniqueName(retrieved.getName(), vspDetails.getName());
        vspInfoDao.update(vspDetails);
    }

    private void updateDeploymentFlavor(VspDetails vspDetails) {
        final List<String> featureGroups = vspDetails.getFeatureGroups();
        if (featureGroups != null) {
            final Collection<DeploymentFlavorEntity> deploymentFlavorEntities = deploymentFlavorDao
                .list(new DeploymentFlavorEntity(vspDetails.getId(), vspDetails.getVersion(), null));
            if (Objects.nonNull(deploymentFlavorEntities)) {
                for (DeploymentFlavorEntity deploymentFlavorEntity : deploymentFlavorEntities) {
                    updateDeploymentFlavourEntity(featureGroups, deploymentFlavorEntity);
                }
            }
        }
    }

    private void updateDeploymentFlavourEntity(List<String> featureGroups, DeploymentFlavorEntity deploymentFlavorEntity) {
        final String featureGroupId = deploymentFlavorEntity.getDeploymentFlavorCompositionData().getFeatureGroupId();
        if (!featureGroups.contains(featureGroupId)) {
            DeploymentFlavor deploymentFlavorCompositionData = deploymentFlavorEntity.getDeploymentFlavorCompositionData();
            deploymentFlavorCompositionData.setFeatureGroupId(null);
            deploymentFlavorEntity.setDeploymentFlavorCompositionData(deploymentFlavorCompositionData);
            deploymentFlavorDao.update(deploymentFlavorEntity);
        }
    }

    @Override
    public VspDetails getVsp(String vspId, Version version) {
        return getValidatedVsp(vspId, version);
    }

    private VspDetails getValidatedVsp(String vspId, Version version) {
        VspDetails vsp = vspInfoDao.get(new VspDetails(vspId, version));
        if (vsp == null) {
            throw new CoreException(new VendorSoftwareProductNotFoundErrorBuilder(vspId).build());
        }
        return vsp;
    }

    @Override
    public void deleteVsp(String vspId, Version version) {
        vspMergeDao.deleteHint(vspId, version);
    }

    @Override
    public List<PackageInfo> listPackages(String category, String subCategory) {
        return packageInfoDao.listByCategory(category, subCategory);
    }

    @Override
    public File getTranslatedFile(String vspId, Version version) {
        PackageInfo packageInfo = packageInfoDao.get(new PackageInfo(vspId, version));
        if (packageInfo == null) {
            throw new CoreException(new PackageNotFoundErrorBuilder(vspId, version).build());
        }
        ByteBuffer translatedFileBuffer = packageInfo.getTranslatedFile();
        if (translatedFileBuffer == null) {
            throw new CoreException(new PackageInvalidErrorBuilder(vspId, version).build());
        }
        File translatedFile = new File(VendorSoftwareProductConstants.VSP_PACKAGE_ZIP);
        try (FileOutputStream fos = new FileOutputStream(translatedFile)) {
            fos.write(translatedFileBuffer.array());
        } catch (IOException exception) {
            throw new CoreException(new TranslationFileCreationErrorBuilder(vspId, version).build(), exception);
        }
        return translatedFile;
    }

    @Override
    public byte[] getOrchestrationTemplateFile(String vspId, Version version) {
        OrchestrationTemplateEntity uploadData = orchestrationTemplateDao.get(vspId, version);
        ByteBuffer contentData = uploadData.getContentData();
        if (contentData == null) {
            return new byte[0];
        }
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try (final ZipOutputStream zos = new ZipOutputStream(baos); ZipInputStream ignored = new ZipInputStream(
            new ByteArrayInputStream(contentData.array()))) {
            zos.write(contentData.array());
        } catch (IOException exception) {
            throw new CoreException(new FileCreationErrorBuilder(vspId).build(), exception);
        }
        return baos.toByteArray();
    }

    @Override
    public OrchestrationTemplateEntity getOrchestrationTemplateInfo(String vspId, Version version) {
        return orchestrationTemplateDao.getInfo(vspId, version);
    }

    @Override
    public Optional<FilesDataStructure> getOrchestrationTemplateStructure(String vspId, Version version) {
        Optional<String> jsonFileDataStructure = orchestrationTemplateDao.getOrchestrationTemplateStructure(vspId, version);
        if (jsonFileDataStructure.isPresent() && JsonUtil.isValidJson(jsonFileDataStructure.get())) {
            return Optional.of(JsonUtil.json2Object(jsonFileDataStructure.get(), FilesDataStructure.class));
        } else {
            return Optional.empty();
        }
    }

    @Override
    public void updatePackage(PackageInfo packageInfo) {
        packageInfoDao.update(packageInfo);
    }

    @Override
    public PackageInfo createPackage(final String vspId, final Version version) throws IOException {
        final ToscaServiceModel toscaServiceModel = enrichedServiceModelDao.getServiceModel(vspId, version);
        final VspDetails vspDetails = vspInfoDao.get(new VspDetails(vspId, version));
        final Version vlmVersion = vspDetails.getVlmVersion();
        if (vlmVersion != null) {
            populateVersionsForVlm(vspDetails.getVendorId(), vlmVersion);
        }
        final PackageInfo packageInfo = createPackageInfo(vspDetails);
        final ToscaFileOutputServiceCsarImpl toscaServiceTemplateServiceCsar = new ToscaFileOutputServiceCsarImpl(
            new AsdPackageHelper(new ManifestUtils()));
        final ETSIService etsiService = new ETSIServiceImpl();
        if (etsiService.hasEtsiSol261Metadata(toscaServiceModel.getArtifactFiles())) {
            final FileContentHandler handler = toscaServiceModel.getArtifactFiles();
            final Manifest manifest = etsiService.getManifest(handler);
            final Optional<Map<String, Path>> fromToMovedPaths = etsiService.moveNonManoFileToArtifactFolder(handler);
            fromToMovedPaths.ifPresent(it -> etsiService.updateMainDescriptorPaths(toscaServiceModel, it));
            packageInfo.setResourceType(etsiService.getResourceType(manifest).name());
            if (CollectionUtils.isEmpty(vspDetails.getModelIdList())) {
                packageInfo.setVendorRelease(etsiService.getHighestCompatibleSpecificationVersion(handler).getOriginalValue());
            }
        }
        FileContentHandler licenseArtifacts = null;
        if (!LicenseType.EXTERNAL.name().equals(vspDetails.getLicenseType())) {
            licenseArtifacts = licenseArtifactsService
                .createLicenseArtifacts(vspDetails.getId(), vspDetails.getVendorId(), vlmVersion, vspDetails.getFeatureGroups());
        }
        packageInfo.setTranslatedFile(ByteBuffer.wrap(toscaServiceTemplateServiceCsar.createOutputFile(toscaServiceModel, licenseArtifacts)));
        packageInfoDao.create(packageInfo);
        return packageInfo;
    }

    void populateVersionsForVlm(String vlmId, Version vlmVersion) {
        VersioningManager versioningManager = VersioningManagerFactory.getInstance().createInterface();
        versioningManager.list(vlmId).stream().filter(version -> version.getId().equalsIgnoreCase(vlmVersion.getId())).findAny()
            .ifPresent(version -> {
                vlmVersion.setMinor(version.getMinor());
                vlmVersion.setMajor(version.getMajor());
            });
    }

    private PackageInfo createPackageInfo(final VspDetails vspDetails) {
        final var packageInfo = new PackageInfo(vspDetails.getId(), vspDetails.getVersion());
        packageInfo.setVspName(vspDetails.getName());
        packageInfo.setVspDescription(vspDetails.getDescription());
        packageInfo.setCategory(vspDetails.getCategory());
        packageInfo.setSubCategory(vspDetails.getSubCategory());
        packageInfo.setVendorName(vspDetails.getVendorName());
        packageInfo.setPackageType(VendorSoftwareProductConstants.CSAR);
        packageInfo.setVendorRelease("1.0"); //todo TBD
        if (CollectionUtils.isNotEmpty(vspDetails.getModelIdList())) {
            packageInfo.setModels(new HashSet<>(vspDetails.getModelIdList()));
        }
        return packageInfo;
    }

    @Override
    public QuestionnaireResponse getVspQuestionnaire(String vspId, Version version) {
        VspQuestionnaireEntity retrieved = vspInfoDao.getQuestionnaire(vspId, version);
        VersioningUtil.validateEntityExistence(retrieved, new VspQuestionnaireEntity(vspId, version), VspDetails.ENTITY_TYPE);
        String questionnaireData = retrieved.getQuestionnaireData();
        QuestionnaireResponse questionnaireResponse = new QuestionnaireResponse();
        questionnaireResponse.setData(questionnaireData);
        questionnaireResponse.setSchema(getVspQuestionnaireSchema(null));
        return questionnaireResponse;
    }

    @Override
    public void updateVspQuestionnaire(String vspId, Version version, String questionnaireData) {
        vspInfoDao.updateQuestionnaireData(vspId, version, questionnaireData);
    }

    private Map<String, List<ErrorMessage>> validateOrchestrationTemplate(OrchestrationTemplateEntity orchestrationTemplate) throws IOException {
        if (isOrchestrationTemplateMissing(orchestrationTemplate)) {
            return Collections.emptyMap();
        }
        Map<String, List<ErrorMessage>> validationErrors = new HashMap<>();
        FileContentHandler fileContentMap = CommonUtil
            .validateAndUploadFileContent(OnboardingTypesEnum.getOnboardingTypesEnum(orchestrationTemplate.getFileSuffix()),
                orchestrationTemplate.getContentData().array());
        try (InputStream zipFileManifest = fileContentMap.getFileContentAsStream(SdcCommon.MANIFEST_NAME)) {
            addDummyHeatBase(zipFileManifest, fileContentMap);
        } catch (Exception e) {
            LOGGER.error("Invalid package content", e);
        }
        if (CommonUtil.isFileOriginFromZip(orchestrationTemplate.getFileSuffix())) {
            ValidationManager validationManager = ValidationManagerUtil.initValidationManager(fileContentMap);
            validationErrors.putAll(validationManager.validate());
        }
        return MapUtils.isEmpty(MessageContainerUtil.getMessageByLevel(ErrorLevel.ERROR, validationErrors)) ? null : validationErrors;
    }

    private void addDummyHeatBase(InputStream zipFileManifest, FileContentHandler fileContentMap) {
        ManifestContent manifestContent = JsonUtil.json2Object(zipFileManifest, ManifestContent.class);
        for (FileData fileData : manifestContent.getData()) {
            if ((fileData.getFile()).contains("dummy_ignore.yaml")) {
                String filePath = new File("").getAbsolutePath() + "/resources";
                File envFilePath = new File(filePath + "/base_template.env");
                File baseFilePath = new File(filePath + "/base_template.yaml");
                try (InputStream envStream = new FileInputStream(envFilePath); InputStream baseStream = new FileInputStream(baseFilePath)) {
                    fileContentMap.addFile("base_template_dummy_ignore.env", envStream);
                    fileContentMap.addFile("base_template_dummy_ignore.yaml", baseStream);
                } catch (Exception e) {
                    LOGGER.error("File not found error ", e);
                }
            }
        }
    }

    private QuestionnaireValidationResult validateQuestionnaire(String vspId, Version version, String onboardingMethod) {
        // The apis of CompositionEntityDataManager used here are stateful!
        // so, it must be re-created from scratch when it is used!
        CompositionEntityDataManager compositionEntityDataManager = CompositionEntityDataManagerFactory.getInstance().createInterface();
        compositionEntityDataManager.addEntity(vspInfoDao.getQuestionnaire(vspId, version), null);
        Collection<NicEntity> nics = nicDao.listByVsp(vspId, version);
        Map<String, List<String>> nicNamesByComponent = new HashMap<>();
        for (NicEntity nicEntity : nics) {
            compositionEntityDataManager.addEntity(nicEntity, null);
            Nic nic = nicEntity.getNicCompositionData();
            if (nic != null && nic.getName() != null) {
                List<String> nicNames = nicNamesByComponent.computeIfAbsent(nicEntity.getComponentId(), k -> new ArrayList<>());
                nicNames.add(nic.getName());
            }
        }
        Collection<ComponentEntity> components = componentDao.listCompositionAndQuestionnaire(vspId, version);
        components.forEach(component -> compositionEntityDataManager.addEntity(component,
            new ComponentQuestionnaireSchemaInput(nicNamesByComponent.get(component.getId()),
                JsonUtil.json2Object(component.getQuestionnaireData(), Map.class), null, OnboardingMethod.Manual.name().equals(onboardingMethod))));
        Collection<ComputeEntity> computes = computeDao.listByVsp(vspId, version);
        computes.forEach(compute -> compositionEntityDataManager.addEntity(compute, null));
        if (OnboardingMethod.Manual.name().equals(onboardingMethod)) {
            Collection<ImageEntity> images = imageDao.listByVsp(vspId, version);
            images.forEach(image -> compositionEntityDataManager.addEntity(image, null));
        }
        Map<CompositionEntityId, Collection<String>> errorsByEntityId = compositionEntityDataManager.validateEntitiesQuestionnaire();
        if (MapUtils.isNotEmpty(errorsByEntityId)) {
            compositionEntityDataManager.buildTrees();
            compositionEntityDataManager.addErrorsToTrees(errorsByEntityId);
            return new QuestionnaireValidationResult(compositionEntityDataManager.getAllErrorsByVsp(vspId));
        }
        return null;
    }

    @Override
    public File getInformationArtifact(String vspId, Version version) {
        VspDetails vspDetails = vspInfoDao.get(new VspDetails(vspId, version));
        if (vspDetails == null) {
            return null;
        }
        String vspName = vspDetails.getName();
        ByteBuffer infoArtifactAsByteBuffer;
        File infoArtifactFile;
        try {
            infoArtifactAsByteBuffer = ByteBuffer.wrap(informationArtifactGenerator.generate(vspId, version).getBytes());
            infoArtifactFile = new File(String.format(VendorSoftwareProductConstants.INFORMATION_ARTIFACT_NAME, vspName));
            try (OutputStream out = new BufferedOutputStream(new FileOutputStream(infoArtifactFile))) {
                out.write(infoArtifactAsByteBuffer.array());
            }
        } catch (IOException ex) {
            throw new CoreException(new InformationArtifactCreationErrorBuilder(vspId).build(), ex);
        }
        return infoArtifactFile;
    }

    String getVspQuestionnaireSchema(SchemaTemplateInput schemaInput) {
        return SchemaGenerator.generate(SchemaTemplateContext.questionnaire, CompositionEntityType.vsp, schemaInput);
    }

    @Override
    public Optional<Pair<String, byte[]>> get(String vspId, Version version) throws IOException {
        OrchestrationTemplateEntity orchestrationTemplateEntity = orchestrationTemplateDao.get(vspId, version);
        if (isOrchestrationTemplateMissing(orchestrationTemplateEntity)) {
            return Optional.empty();
        }
        if (CommonUtil.isFileOriginFromZip(orchestrationTemplateEntity.getFileSuffix())) {
            return Optional.of(new ImmutablePair<>(OnboardingTypesEnum.ZIP.toString(),
                candidateService.getZipData(orchestrationTemplateEntity.getContentData())));
        }
        return Optional.of(new ImmutablePair<>(orchestrationTemplateEntity.getFileSuffix(), orchestrationTemplateEntity.getContentData().array()));
    }

    void updateUniqueName(String oldVspName, String newVspName) {
        uniqueValueUtil.updateUniqueValue(VendorSoftwareProductConstants.UniqueValues.VENDOR_SOFTWARE_PRODUCT_NAME, oldVspName, newVspName);
    }

    @Override
    public Collection<ComputeEntity> getComputeByVsp(String vspId, Version version) {
        return computeDao.listByVsp(vspId, version);
    }

    private boolean isOrchestrationTemplateMissing(OrchestrationTemplateEntity orchestrationTemplate) {
        return orchestrationTemplate == null || orchestrationTemplate.getContentData() == null || orchestrationTemplate.getFileSuffix() == null
            || orchestrationTemplate.getFileName() == null;
    }

    private boolean isServiceModelMissing(ToscaServiceModel serviceModel) {
        return serviceModel == null || serviceModel.getEntryDefinitionServiceTemplate() == null;
    }

    public static class Builder {

        private VspMergeDao vspMergeDao;
        private OrchestrationTemplateDao orchestrationTemplateDao;
        private OrchestrationTemplateCandidateManager orchestrationTemplateCandidateManager;
        private VendorSoftwareProductInfoDao vspInfoDao;
        private VendorLicenseFacade vendorLicenseFacade;
        private ServiceModelDao<ToscaServiceModel> serviceModelDao;
        private EnrichedServiceModelDao<ToscaServiceModel> enrichedServiceModelDao;
        private VendorLicenseArtifactsService licenseArtifactsService;
        private InformationArtifactGenerator informationArtifactGenerator;
        private PackageInfoDao packageInfoDao;
        private DeploymentFlavorDao deploymentFlavorDao;
        private ComponentDao componentDao;
        private ComponentDependencyModelDao componentDependencyModelDao;
        private NicDao nicDao;
        private ComputeDao computeDao;
        private ImageDao imageDao;
        private ManualVspToscaManager manualVspToscaManager;
        private UniqueValueDao uniqueValueDao;
        private CandidateService candidateService;

        public Builder vspMerge(VspMergeDao vspMergeDao) {
            this.vspMergeDao = vspMergeDao;
            return this;
        }

        public Builder orchestrationTemplate(OrchestrationTemplateDao orchestrationTemplateDao) {
            this.orchestrationTemplateDao = orchestrationTemplateDao;
            return this;
        }

        public Builder orchestrationTemplateCandidateManager(OrchestrationTemplateCandidateManager orchestrationTemplateCandidateManager) {
            this.orchestrationTemplateCandidateManager = orchestrationTemplateCandidateManager;
            return this;
        }

        public Builder vspInfo(VendorSoftwareProductInfoDao vspInfoDao) {
            this.vspInfoDao = vspInfoDao;
            return this;
        }

        public Builder vendorLicenseFacade(VendorLicenseFacade vendorLicenseFacade) {
            this.vendorLicenseFacade = vendorLicenseFacade;
            return this;
        }

        public Builder serviceModel(ServiceModelDao<ToscaServiceModel> serviceModelDao) {
            this.serviceModelDao = serviceModelDao;
            return this;
        }

        public Builder enrichedServiceModel(EnrichedServiceModelDao<ToscaServiceModel> enrichedServiceModelDao) {
            this.enrichedServiceModelDao = enrichedServiceModelDao;
            return this;
        }

        public Builder licenseArtifactsService(VendorLicenseArtifactsService licenseArtifactsService) {
            this.licenseArtifactsService = licenseArtifactsService;
            return this;
        }

        public Builder informationArtifactGenerator(InformationArtifactGenerator informationArtifactGenerator) {
            this.informationArtifactGenerator = informationArtifactGenerator;
            return this;
        }

        public Builder packageInfo(PackageInfoDao packageInfoDao) {
            this.packageInfoDao = packageInfoDao;
            return this;
        }

        public Builder deploymentFlavor(DeploymentFlavorDao deploymentFlavorDao) {
            this.deploymentFlavorDao = deploymentFlavorDao;
            return this;
        }

        public Builder component(ComponentDao componentDao) {
            this.componentDao = componentDao;
            return this;
        }

        public Builder componentDependencyModel(ComponentDependencyModelDao componentDependencyModelDao) {
            this.componentDependencyModelDao = componentDependencyModelDao;
            return this;
        }

        public Builder nic(NicDao nicDao) {
            this.nicDao = nicDao;
            return this;
        }

        public Builder compute(ComputeDao computeDao) {
            this.computeDao = computeDao;
            return this;
        }

        public Builder image(ImageDao imageDao) {
            this.imageDao = imageDao;
            return this;
        }

        public Builder manualVspToscaManager(ManualVspToscaManager manualVspToscaManager) {
            this.manualVspToscaManager = manualVspToscaManager;
            return this;
        }

        public Builder uniqueValue(UniqueValueDao uniqueValueDao) {
            this.uniqueValueDao = uniqueValueDao;
            return this;
        }

        public Builder candidateService(CandidateService candidateService) {
            this.candidateService = candidateService;
            return this;
        }

        private void registerToVersioning() {
            if (serviceModelDao != null) {
                serviceModelDao.registerVersioning(VendorSoftwareProductConstants.VENDOR_SOFTWARE_PRODUCT_VERSIONABLE_TYPE);
            }
            if (enrichedServiceModelDao != null) {
                enrichedServiceModelDao.registerVersioning(VendorSoftwareProductConstants.VENDOR_SOFTWARE_PRODUCT_VERSIONABLE_TYPE);
            }
        }

        public VendorSoftwareProductManager build() {
            VendorSoftwareProductManagerImpl vendorSoftwareProductManager = new VendorSoftwareProductManagerImpl();
            vendorSoftwareProductManager.vspMergeDao = this.vspMergeDao;
            vendorSoftwareProductManager.orchestrationTemplateDao = this.orchestrationTemplateDao;
            vendorSoftwareProductManager.orchestrationTemplateCandidateManager = this.orchestrationTemplateCandidateManager;
            vendorSoftwareProductManager.vspInfoDao = this.vspInfoDao;
            vendorSoftwareProductManager.vendorLicenseFacade = this.vendorLicenseFacade;
            vendorSoftwareProductManager.serviceModelDao = this.serviceModelDao;
            vendorSoftwareProductManager.enrichedServiceModelDao = this.enrichedServiceModelDao;
            vendorSoftwareProductManager.licenseArtifactsService = this.licenseArtifactsService;
            vendorSoftwareProductManager.informationArtifactGenerator = this.informationArtifactGenerator;
            vendorSoftwareProductManager.packageInfoDao = this.packageInfoDao;
            vendorSoftwareProductManager.deploymentFlavorDao = this.deploymentFlavorDao;
            vendorSoftwareProductManager.componentDao = this.componentDao;
            vendorSoftwareProductManager.componentDependencyModelDao = this.componentDependencyModelDao;
            vendorSoftwareProductManager.nicDao = this.nicDao;
            vendorSoftwareProductManager.computeDao = this.computeDao;
            vendorSoftwareProductManager.imageDao = this.imageDao;
            vendorSoftwareProductManager.manualVspToscaManager = this.manualVspToscaManager;
            vendorSoftwareProductManager.uniqueValueUtil = new UniqueValueUtil(this.uniqueValueDao);
            vendorSoftwareProductManager.candidateService = candidateService;
            this.registerToVersioning();
            return vendorSoftwareProductManager;
        }
    }
}
